. >> this is america today. >> it is genetic. that's very common. >> it is -- people are genetically predisposed but you can control your genetics. genetics are dynamic. they're not static. >> larry: was your father overweight? >> my father was not overweight. my mother was overweight and, you know, it does tend to run in the family. you can do something about it. you can do something about it. you have to get this right. >> larry: the show proves it. we'll take a break. and a family that's packed on the pounds wants to put a stop to it all. want to end eating and stop doing the wrong things. mom, dad, brother and sister in 60 seconds. it cleared up right away. i can breathe. (announcer) so where would you rate it? 99.9. (announcer) afrin. why suffer? so, at national, i go right past the counter... and you get to choose any car in the aisle. choose any car? you cannot be serious! okay. seriously, you choose. go national. go like a pro. >> larry: we're joined by a family now in indian trail, north carolina, that loves each other a